Language
C++
Compiler
gcc 12.1.0
Options
Warnings
Boost 1.79.0
C++17
-pedantic-errors
$ g++ prog.cc -Wall -Wextra -I/opt/wandbox/boost-1.79.0-gcc-12.1.0/include -std=c++17 -pedantic-errors 4
Exit Code:
0
C++
gcc 12.1.0
$ g++ prog.cc -Wall -Wextra -I/opt/wandbox/boost-1.79.0-gcc-12.1.0/include -std=c++17 -pedantic-errors prog.cc: In function 'int p(int)':
prog.cc:11:1: warning: no return statement in function returning non-void [-Wreturn-type]
11 | }
| ^
prog.cc:8:11: warning: unused parameter 'k' [-Wunused-parameter]
8 | int p(int k)
| ~~~~^
4